 <!-- Left side column. contains the logo and sidebar -->
<aside class="main-sidebar">

        <!-- sidebar: style can be found in sidebar.less -->
        <section class="sidebar">

            <!-- Sidebar user panel (optional) -->
            <div class="user-panel">
                <div class="pull-left image">
                    <img src="{{ asset('bower_components/AdminLTE/dist/img/user2-160x160.jpg') }}" class="img-circle" alt="User Image">
                </div>
                <div class="pull-left info">
                    <p>starit@msn.cn</p>
                    <!-- Status -->
                    <a href="#"><i class="fa fa-circle text-success"></i> Online</a>
                </div>
            </div>

            <!-- search form (Optional) -->
            <form action="#" method="get" class="sidebar-form">
                <div class="input-group">
                    <input type="text" name="q" class="form-control" placeholder="Search...">
              <span class="input-group-btn">
                <button type="submit" name="search" id="search-btn" class="btn btn-flat"><i class="fa fa-search"></i>
                </button>
              </span>
                </div>
            </form>
            <!-- /.search form -->

            <!-- Sidebar Menu -->
            <ul class="sidebar-menu">
                <!--含子节点 且当前状态为active 的一级导航节点-->
                <!--控制台 active treeview-->
                <li class="treeview">
                    <a href="#">
                        <i class="fa fa-dashboard"></i>
                        <span>控制面板</span>
                        <i class="fa fa-angle-left pull-right"></i>
                    </a>
                    <ul class="treeview-menu">
                        <li><a href="javascript:void(0)"><i class="fa fa-circle-o"></i> 概述</a></li>
                    </ul>
                </li>
                <!--//控制台 active treeview-->

                <!--用户管理 treeview-->
                <li class="treeview">
                    <a href="#"><i class='fa fa-user'></i>
                        <span>用户管理</span>
                        <small class="label pull-right bg-red">5</small>
                    </a>
                    <ul class="treeview-menu">
                        <li><a href="#"><i class="fa fa-circle-o"></i>管理员</a></li>
                        <li><a href="#"><i class="fa fa-circle-o"></i>注册用户</a></li>
                        <li><a href="#"><i class="fa fa-circle-o"></i>付费客户</a></li>
                        <li><a href="#"><i class="fa fa-circle-o"></i>角色</a></li>
                        <li><a href="#"><i class="fa fa-circle-o"></i>权限</a></li>
                    </ul>
                </li>
                <!--//用户管理 treeview-->

                <!--内容管理 treeview-->
                <li class="treeview">
                    <a href="#">
                        <i class="fa fa-edit"></i>
                        <span>内容管理</span>
                        <span class="label label-primary pull-right">4</span>
                    </a>
                    <ul class="treeview-menu">
                        <li><a href="#"><i class="fa fa-file-o"></i> 文章</a></li>
                        <li><a href="#"><i class="fa fa-file-o"></i> 单页</a></li>
                        <li><a href="#"><i class="fa fa-file-o"></i> 碎片</a></li>
                        <li><a href="#"><i class="fa fa-file-o"></i> 分类</a></li>
                    </ul>
                </li>
                <!--//内容管理 treeview-->
            </ul>
            <!-- /.sidebar-menu -->
        </section>
        <!-- /.sidebar -->
    </aside>